Affiliation: | Ying-Ying Wang1,Lei Wang2,Shou-Ping Xiang1,Yu Wang1,Jing-Meng Hao1 , Ye-Fei Yuan1 1 Center for Astrophysics,University of Science , Technology of China,Hefei 230026,China,2 Shanghai Astronomical Observatory,Joint Institute for Galaxy , Cosmology(JOINGC)of SHAO , USTC,Shanghai 200030 |